|
Covestro PC Makrolon Rx2635 medical devices,medium viscosity
| Brand Name | Covestro |
| Model Number | RX2635 |
General purpose grades
Grades / Medical devices
MVR (300 °C/1.2 kg) 12 cm³/10 min; medical devices; suitable for sterilization with high-energy radiation; biocompatible according to many ISO 10993-1 test requirements; medium viscosity; easy release; injection molding - melt temperature 280 - 320 °C; available in color code 451118 only; transparent parts for medical devices
Rheological properties
| Property | Test Condition | Unit | Standard | typical Value | |
|---|---|---|---|---|---|
| C | Melt volume-flow rate |
300 °C/ 1.2 kg
|
cm³/10 min | ISO 1133 |
12
|
|
Melt mass-flow rate
|
300 °C/ 1.2 kg |
g/10 min
|
ISO 1133 | 13 | |
| Molding shrinkage, parallel / normal |
Value range based on general
practical experience
|
% |
b.o. ISO 2577
|
0.6-0.8 | |
Mechanical properties (23 °C/50 % r. h.)
| Property | Test Condition | Unit | Standard | typical Value | |
|---|---|---|---|---|---|
| C | Tensile modulus | 1 mm/min | MPa | ISO 527-1,-2 | 2400 |
| C |
Yield stress
|
50 mm/min | MPa | ISO 527-1,-2 | 67 |
| C |
Yield strain
|
50 mm/min | % | ISO 527-1,-2 | 6.1 |
| C |
Nominal strain at break
|
50 mm/min | % | ISO 527-1,-2 | >50 |
|
Stress at break
|
50 mm/min | MPa | ISO 527-1,-2 | 75 | |
|
Stress at break
|
50 mm/min | % | ISO 527-1,-2 | 130 | |
| C |
Charpy impact strength
|
23 °C | kJ/m² |
ISO 179/1eU
|
N |
| Charpy impact strength | -60 °C | kJ/m² | ISO 179/1eU | N | |
|
Izod notched impact strength
|
23 °C/3mm | kJ/m² | ISO 21305/based on ISO 180/A | 65P | |
|
Izod notched impact strength
|
-30 °C/3mm | kJ/m² | ISO 21305/based on ISO 180/A | 12C | |
| C |
Puncture impact properties - maximum force
|
23 °C | N |
ISO 6603-2
|
5300 |
| C |
Puncture energy
|
23 °C | J |
ISO 6603-2
|
60 |
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